Annotation of src/usr.bin/openssl/pkeyparam.c, Revision 1.17
1.17 ! tb 1: /* $OpenBSD: pkeyparam.c,v 1.16 2023/03/05 13:12:53 tb Exp $ */
1.1 jsing 2: /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3: * project 2006
4: */
5: /* ====================================================================
6: * Copyright (c) 2006 The OpenSSL Project. All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: *
12: * 1. Redistributions of source code must retain the above copyright
13: * notice, this list of conditions and the following disclaimer.
14: *
15: * 2. Redistributions in binary form must reproduce the above copyright
16: * notice, this list of conditions and the following disclaimer in
17: * the documentation and/or other materials provided with the
18: * distribution.
19: *
20: * 3. All advertising materials mentioning features or use of this
21: * software must display the following acknowledgment:
22: * "This product includes software developed by the OpenSSL Project
23: * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24: *
25: * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26: * endorse or promote products derived from this software without
27: * prior written permission. For written permission, please contact
28: * licensing@OpenSSL.org.
29: *
30: * 5. Products derived from this software may not be called "OpenSSL"
31: * nor may "OpenSSL" appear in their names without prior written
32: * permission of the OpenSSL Project.
33: *
34: * 6. Redistributions of any form whatsoever must retain the following
35: * acknowledgment:
36: * "This product includes software developed by the OpenSSL Project
37: * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38: *
39: * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40: * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43: * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46: * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48: * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50: * OF THE POSSIBILITY OF SUCH DAMAGE.
51: * ====================================================================
52: *
53: * This product includes cryptographic software written by Eric Young
54: * (eay@cryptsoft.com). This product includes software written by Tim
55: * Hudson (tjh@cryptsoft.com).
56: *
57: */
58:
59: #include <stdio.h>
60: #include <string.h>
61:
62: #include "apps.h"
63:
64: #include <openssl/err.h>
65: #include <openssl/evp.h>
66: #include <openssl/pem.h>
67:
1.16 tb 68: static struct {
1.13 tb 69: int check;
1.4 jsing 70: char *infile;
71: int noout;
72: char *outfile;
73: int text;
1.17 ! tb 74: } cfg;
1.4 jsing 75:
1.12 guenther 76: static const struct option pkeyparam_options[] = {
1.4 jsing 77: {
1.13 tb 78: .name = "check",
79: .desc = "Check validity of key parameters",
80: .type = OPTION_FLAG,
1.17 ! tb 81: .opt.flag = &cfg.check,
1.13 tb 82: },
83: {
1.4 jsing 84: .name = "in",
85: .argname = "file",
86: .desc = "Input file (default stdin)",
87: .type = OPTION_ARG,
1.17 ! tb 88: .opt.arg = &cfg.infile,
1.4 jsing 89: },
90: {
91: .name = "noout",
92: .desc = "Do not print encoded version of the parameters",
93: .type = OPTION_FLAG,
1.17 ! tb 94: .opt.flag = &cfg.noout,
1.4 jsing 95: },
96: {
97: .name = "out",
98: .argname = "file",
99: .desc = "Output file (default stdout)",
100: .type = OPTION_ARG,
1.17 ! tb 101: .opt.arg = &cfg.outfile,
1.4 jsing 102: },
103: {
104: .name = "text",
105: .desc = "Print out the parameters in plain text",
106: .type = OPTION_FLAG,
1.17 ! tb 107: .opt.flag = &cfg.text,
1.4 jsing 108: },
109: { NULL },
110: };
111:
112: static void
113: pkeyparam_usage()
114: {
115: fprintf(stderr,
1.13 tb 116: "usage: pkeyparam [-check] [-in file] [-noout] [-out file] "
1.4 jsing 117: "[-text]\n");
118: options_usage(pkeyparam_options);
119: }
1.1 jsing 120:
121: int
122: pkeyparam_main(int argc, char **argv)
123: {
124: BIO *in = NULL, *out = NULL;
125: EVP_PKEY *pkey = NULL;
126: int ret = 1;
1.8 doug 127:
1.15 joshua 128: if (pledge("stdio cpath wpath rpath", NULL) == -1) {
129: perror("pledge");
130: exit(1);
1.8 doug 131: }
1.1 jsing 132:
1.17 ! tb 133: memset(&cfg, 0, sizeof(cfg));
1.1 jsing 134:
1.4 jsing 135: if (options_parse(argc, argv, pkeyparam_options, NULL, NULL) != 0) {
136: pkeyparam_usage();
137: return (1);
1.1 jsing 138: }
139:
1.17 ! tb 140: if (cfg.infile) {
! 141: if (!(in = BIO_new_file(cfg.infile, "r"))) {
1.4 jsing 142: BIO_printf(bio_err, "Can't open input file %s\n",
1.17 ! tb 143: cfg.infile);
1.5 jsing 144: goto end;
1.1 jsing 145: }
146: } else
147: in = BIO_new_fp(stdin, BIO_NOCLOSE);
148:
1.17 ! tb 149: if (cfg.outfile) {
! 150: if (!(out = BIO_new_file(cfg.outfile, "w"))) {
1.4 jsing 151: BIO_printf(bio_err, "Can't open output file %s\n",
1.17 ! tb 152: cfg.outfile);
1.1 jsing 153: goto end;
154: }
155: } else {
156: out = BIO_new_fp(stdout, BIO_NOCLOSE);
157: }
158:
159: pkey = PEM_read_bio_Parameters(in, NULL);
160: if (!pkey) {
161: BIO_printf(bio_err, "Error reading parameters\n");
162: ERR_print_errors(bio_err);
163: goto end;
164: }
1.13 tb 165:
1.17 ! tb 166: if (cfg.check) {
1.13 tb 167: if (!pkey_check(out, pkey, EVP_PKEY_param_check, "Parameters"))
168: goto end;
169: }
170:
1.17 ! tb 171: if (!cfg.noout)
1.1 jsing 172: PEM_write_bio_Parameters(out, pkey);
173:
1.17 ! tb 174: if (cfg.text)
1.1 jsing 175: EVP_PKEY_print_params(out, pkey, 0, NULL);
176:
177: ret = 0;
178:
1.11 jsing 179: end:
1.1 jsing 180: EVP_PKEY_free(pkey);
181: BIO_free_all(out);
182: BIO_free(in);
183:
184: return ret;
185: }
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